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A007743 as a simple table

na(n)
11
21
32
46
517
658
7191
8700
92515
109623
1136552
12143761
13564443
142259905
159057278
1636705846
17149046429
18609246350
192495727647
2010267016450
2142322763940
22174974139365

[1,1,2,6,17,58,191,700,2515,9623,36552,143761,
 564443,2259905,9057278,36705846,149046429,
 609246350,2495727647,10267016450,42322763940,
 174974139365]